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authorDavid S. Miller <davem@davemloft.net>2008-11-07 01:43:03 -0500
committerDavid S. Miller <davem@davemloft.net>2008-11-07 01:43:03 -0500
commit9eeda9abd1faf489f3df9a1f557975f4c8650363 (patch)
tree3e0a58e25b776cfbee193195460324dccb1886c7 /net/core
parent61c9eaf90081cbe6dc4f389e0056bff76eca19ec (diff)
parent4bab0ea1d42dd1927af9df6fbf0003fc00617c50 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/ath5k/base.c net/8021q/vlan_core.c
Diffstat (limited to 'net/core')
-rw-r--r--net/core/dev.c3
-rw-r--r--net/core/scm.c24
-rw-r--r--net/core/skbuff.c12
3 files changed, 36 insertions, 3 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index a0c60607f1a7..e0dc67a789b7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2223,6 +2223,9 @@ int netif_receive_skb(struct sk_buff *skb)
2223 int ret = NET_RX_DROP; 2223 int ret = NET_RX_DROP;
2224 __be16 type; 2224 __be16 type;
2225 2225
2226 if (skb->vlan_tci && vlan_hwaccel_do_receive(skb))
2227 return NET_RX_SUCCESS;
2228
2226 /* if we've gotten here through NAPI, check netpoll */ 2229 /* if we've gotten here through NAPI, check netpoll */
2227 if (netpoll_receive_skb(skb)) 2230 if (netpoll_receive_skb(skb))
2228 return NET_RX_DROP; 2231 return NET_RX_DROP;
diff --git a/net/core/scm.c b/net/core/scm.c
index 10f5c65f6a47..ab242cc1acca 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -75,6 +75,7 @@ static int scm_fp_copy(struct cmsghdr *cmsg, struct scm_fp_list **fplp)
75 if (!fpl) 75 if (!fpl)
76 return -ENOMEM; 76 return -ENOMEM;
77 *fplp = fpl; 77 *fplp = fpl;
78 INIT_LIST_HEAD(&fpl->list);
78 fpl->count = 0; 79 fpl->count = 0;
79 } 80 }
80 fpp = &fpl->fp[fpl->count]; 81 fpp = &fpl->fp[fpl->count];
@@ -106,9 +107,25 @@ void __scm_destroy(struct scm_cookie *scm)
106 107
107 if (fpl) { 108 if (fpl) {
108 scm->fp = NULL; 109 scm->fp = NULL;
109 for (i=fpl->count-1; i>=0; i--) 110 if (current->scm_work_list) {
110 fput(fpl->fp[i]); 111 list_add_tail(&fpl->list, current->scm_work_list);
111 kfree(fpl); 112 } else {
113 LIST_HEAD(work_list);
114
115 current->scm_work_list = &work_list;
116
117 list_add(&fpl->list, &work_list);
118 while (!list_empty(&work_list)) {
119 fpl = list_first_entry(&work_list, struct scm_fp_list, list);
120
121 list_del(&fpl->list);
122 for (i=fpl->count-1; i>=0; i--)
123 fput(fpl->fp[i]);
124 kfree(fpl);
125 }
126
127 current->scm_work_list = NULL;
128 }
112 } 129 }
113} 130}
114 131
@@ -284,6 +301,7 @@ struct scm_fp_list *scm_fp_dup(struct scm_fp_list *fpl)
284 301
285 new_fpl = kmalloc(sizeof(*fpl), GFP_KERNEL); 302 new_fpl = kmalloc(sizeof(*fpl), GFP_KERNEL);
286 if (new_fpl) { 303 if (new_fpl) {
304 INIT_LIST_HEAD(&new_fpl->list);
287 for (i=fpl->count-1; i>=0; i--) 305 for (i=fpl->count-1; i>=0; i--)
288 get_file(fpl->fp[i]); 306 get_file(fpl->fp[i]);
289 memcpy(new_fpl, fpl, sizeof(*fpl)); 307 memcpy(new_fpl, fpl, sizeof(*fpl));
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index c4c8a33f3418..f24a4951008b 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -449,6 +449,18 @@ void kfree_skb(struct sk_buff *skb)
449 __kfree_skb(skb); 449 __kfree_skb(skb);
450} 450}
451 451
452/**
453 * skb_recycle_check - check if skb can be reused for receive
454 * @skb: buffer
455 * @skb_size: minimum receive buffer size
456 *
457 * Checks that the skb passed in is not shared or cloned, and
458 * that it is linear and its head portion at least as large as
459 * skb_size so that it can be recycled as a receive buffer.
460 * If these conditions are met, this function does any necessary
461 * reference count dropping and cleans up the skbuff as if it
462 * just came from __alloc_skb().
463 */
452int skb_recycle_check(struct sk_buff *skb, int skb_size) 464int skb_recycle_check(struct sk_buff *skb, int skb_size)
453{ 465{
454 struct skb_shared_info *shinfo; 466 struct skb_shared_info *shinfo;